7242523 has 2 divisors, whose sum is σ = 7242524. Its totient is φ = 7242522.

The previous prime is 7242511. The next prime is 7242551. The reversal of 7242523 is 3252427.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7242523 is a prime.

It is a plaindrome in base 9.

It is not a weakly prime, because it can be changed into another prime (7242593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3621261 + 3621262.

It is an arithmetic number, because the mean of its divisors is an integer number (3621262).

Almost surely, 2^7242523 is an apocalyptic number.

7242523 is a deficient number, since it is larger than the sum of its proper divisors (1).

7242523 is an equidigital number, since it uses as much as digits as its factorization.

7242523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 25.

The square root of 7242523 is about 2691.1936013598. The cubic root of 7242523 is about 193.4772745603.

The spelling of 7242523 in words is "seven million, two hundred forty-two thousand, five hundred twenty-three".